TENGLONG SEALING PRODUCTS MANUFACTORY,Website:://.tenglongsealings.com, YUYAOYUYAO SUNPASS INTERNATIONALMILD STEEL PRESSURE GAUGEDescription:Indication Range:0~10,000psiCase Nominal Diameter:1-1/2" ; 2", 2- 1/2"; 3";3-1/2", 4";4-1/2";5"; 6";8";10"Case Material:Mild SteelWindows:Instrument Glass;AcrylicMovement:Brass, Stainless SteelConnection:Bottom Connection or Center Back Male ConnectionInlet Thread:1/2"; 1/4"; 1/8"; 3/8" BSP, BSPT, NPT or According to customers requirements.Scales:psi, bar, mpa, kg/cm3, Hg single or dual scale or According to customers requirements.